2014111221 has 4 divisors (see below), whose sum is σ = 2685481632. Its totient is φ = 1342740812.

The previous prime is 2014111213. The next prime is 2014111223. The reversal of 2014111221 is 1221114102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2014111221 - 2³ = 2014111213 is a prime.

It is a super-2 number, since 2×2014111221² = 8113288021116221682, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2014111221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2014111223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335685201 + ... + 335685206.

It is an arithmetic number, because the mean of its divisors is an integer number (671370408).

Almost surely, 2^2014111221 is an apocalyptic number.

It is an amenable number.

2014111221 is a deficient number, since it is larger than the sum of its proper divisors (671370411).

2014111221 is an equidigital number, since it uses as much as digits as its factorization.

2014111221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671370410.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 2014111221 is about 44878.8504866156. The cubic root of 2014111221 is about 1262.8772788208.

Adding to 2014111221 its reverse (1221114102), we get a palindrome (3235225323).

The spelling of 2014111221 in words is "two billion, fourteen million, one hundred eleven thousand, two hundred twenty-one".